J.K. WINDOWS SYSTEM IS A PIONEER IN DEVELOPING ALUMINIUM AND UPVC DOOR WINDOW SYSTEM IN INDIA. J.K WINDOW IS A PREMIUM FOLDABLE GLASS DOOR / WINDOW SYSTEM FOR EXTERIOR OR INTERIOR APPLICATIONS. J.K WINDOW AND DOOR SYSTEMS SPECIALLY DESIGNED FOR FULL-LENGTH PANORAMIC VIEW AND FULL OPENING OF YOUR SPACE WITHOUT ANY OBSTACLE, MOST SUITABLE FOR BALCONIES , TERRACES , PENTHOUSES , VILLAS , LARGE OPENING OF ANY SHAPE OR SIZE.